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LM494CJ データシート(PDF) 2 Page - National Semiconductor (TI) |
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LM494CJ データシート(HTML) 2 Page - National Semiconductor (TI) |
2 / 8 page Absolute Maximum Ratings If MilitaryAerospace specified devices are required please contact the National Semiconductor Sales OfficeDistributors for availability and specifications Storage Temperature Range Ceramic DIP b 65 Cto a175 C Molded DIP b 65 Cto a150 C Operating Temperature Range Industrial (LM494I) b 40 Cto a85 C Commercial (LM494C) 0 Cto a70 C Lead Temperature Ceramic DIP (Soldering 60 sec) 300 C Molded DIP (Soldering 10 sec) 265 C Internal Power Dissipation (Notes 1 2) 16L-Ceramic DIP 150W 16L-Molded DIP 104W Supply Voltage 42V Voltage from Any Lead to Ground (except Lead 8 and Lead 11) VCC a 03V Output Collector Voltage 42V Peak Collector Current (IC1 and IC2) 250 mA ESD Susceptibility (to be determined) Recommended Operating Conditions Power Supply Voltage (VCC) 70V to 40V Voltage on Any Lead except Leads 8 and 11 (Referenced to Ground) (VI) b 03V to VCC a 03V Output Voltage Collector (VC1 VC2) b 03V to 40V Output Collector Current (IC1 IC2) 200 mA Timing Capacitor (CT) 470 pF to 10 mF Timing Resistor (RT) 18 kX to 500 kX Oscillator Frequency (fOSC) 10 kHz to 300 kHz LM494 Electrical Characteristics TA e 0 Cto a70 C for the LM494C TA eb40 Cto a85 C for the LM494I VCC e 15V fOSC e 10 kHz unless otherwise specified Symbol Parameter Conditions Min Typ Max Units REFERENCE SECTION VREF Reference Voltage (Note 3) IREF e 10 mA 475 50 525 V RegLINE Line Regulation of 70V s VCC s 40V 20 25 mV Reference Voltage TCVREF Temperature Coefficient of 0 C s TA s 70 C 001 003 % C Reference Voltage RegLOAD Load Regulation of 10 mA s IREF s 10 mA 10 15 mV Reference Voltage IOS Output Short Circuit Current VREF e 0V 0 C s TA s a70 C10 35 50 mA b 40 C s TA s a85 C35 OSCILLATOR SECTION fOSC Oscillator Frequency CT e 001 mF 10 kHz (Figure 10) RT e 12 kX D fOSC Oscillator Frequency Change CT e 001 mF 0 C s TA s a70 C 20 % RT e 12 kX b 40 C s TA s a85 C 20 DEAD TIME CONTROL SECTION IIB (DT) Input Bias Current VCC e 15V 0V s V4 s 525V b 20 b 10 m A DC(Max) Maximum Duty Cycle VCC e 15V Lead 4 e 0V 45 % Each Output Output Control e VREF VTH(in) Input Threshold Voltage Zero Duty Cycle 30 33 V Maximum Duty Cycle 0 ERROR AMPLIFIER SECTIONS VIO Input Offset Voltage V3 e 25V V3 e 25V 20 10 mV IIO Input Offset Current V3 e 25V 25 250 nA IIB Input Bias Current V3 e 25V 02 10 m A VICR Input Common Mode 70V s VCC s 40V b 03 VCC V Voltage Range AVS Large Signal Voltage Gain 05V s V3 s 35V 60 74 dB BW Bandwidth 650 kHz 2 |
同様の部品番号 - LM494CJ |
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同様の説明 - LM494CJ |
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